function openPlayer(showCode, titleGUID, preferredFormat)
  {
    if (typeof(preferredFormat) == 'undefined')
      preferredFormat = 'any'
  
	  var w = window.open('http://mrc.christianity.com/players/?sc=' + showCode + '&tg=' + titleGUID + '&pf=' + preferredFormat + '&custom=1', 'playerWindow', 'resizable,width=500,height=420');
	  if (w)
		  w.focus();
  }